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Seeking thread sealent suitable for -70 °C application

Q. We have an application requiring thread sealant suitable for use on R22 refrigerant at -70 °C. Do you have any suitable product to meet this specification?

Bharat Gandhi
- Wellington, New Zealand

A. We have had great success with Teflon tape on our liquid CO2 lines. The Teflon is fairly inert and will not crystallize.

Whitaker
- Aurora, Illinois, U.S.A.

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